//
//  ViewController.m
//  UIViewControllerStudy
//
//  Created by Jason Len on 2019/9/4.
//  Copyright © 2019年 Jason. All rights reserved.
//

#import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController

- (instancetype)init
{
    self = [super init];
    if (self) {
        
    }
    return self;
}



- (void)viewWillAppear:(BOOL)animated{
    [super viewWillAppear: animated];
}
- (void)viewDidAppear:(BOOL)animated{
    [super viewDidAppear:animated];
}
- (void)viewWillDisappear:(BOOL)animated{
    [super viewWillDisappear:animated];
}
- (void)viewDidDisappear:(BOOL)animated{
    [super viewDidDisappear:animated];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    UIView *view = [[UIView alloc]init];
    view.backgroundColor=[UIColor yellowColor];
    view.frame = CGRectMake(100, 100, 100, 100);
    [self.view addSubview:view];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    
}


@end
